Rechab in Wikipedia

Rechab is the name of three men in the Bible: One of the two "captains of bands" whom Saul's son Ish-bosheth took into his service, and who conspired to kill him. (2 Samuel 4:2) The father of Malchiah, ruler of part of Beth-haccerem. (Nehemiah 3:14) A Kenite, mentioned as the father of Jehonadab at King Jehu's time, from whom the tribe of the Rechabites derived their name.[1] Jehonadab and his people had all along become worshippers of God.

Read More about Rechab in Wikipedia